(0 6 4)(1 19 3)(2 15 13)(5 11 7)(8 16 12)(9 18 10)(14 20 17)
ALLOWS (11/8)-SEQUENCE
1: (2 3 13)

(0 6 4)(1 19 3 15 13)(2)(5 11 7)(8 16 12)(9 18 10)(14 20 17)
2: (3 15 19)

(0 6 4)(1 19 13)(2)(3)(5 11 7)(8 16 12)(9 18 10)(14 20 17)(15)
3: (14 20 17)

(0 6 4)(1 19 13)(2)(3)(5 11 7)(8 16 12)(9 18 10)(14)(15)(17)(20)
4: (1 19 13)

(0 6 4)(1)(2)(3)(5 11 7)(8 16 12)(9 18 10)(13)(14)(15)(17)(19)(20)